1099616943 has 8 divisors (see below), whose sum is σ = 1466363056. Its totient is φ = 732974400.

The previous prime is 1099616897. The next prime is 1099616953. The reversal of 1099616943 is 3496169901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1099616943 - 2¹⁰ = 1099615919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1099616892 and 1099616901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099616953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3723 + ... + 47043.

It is an arithmetic number, because the mean of its divisors is an integer number (183295382).

Almost surely, 2^1099616943 is an apocalyptic number.

1099616943 is a deficient number, since it is larger than the sum of its proper divisors (366746113).

1099616943 is an equidigital number, since it uses as much as digits as its factorization.

1099616943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51785.

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 1099616943 is about 33160.4725991654. The cubic root of 1099616943 is about 1032.1602766585.

The spelling of 1099616943 in words is "one billion, ninety-nine million, six hundred sixteen thousand, nine hundred forty-three".